PT-2026-65730 · Apache · Apache Traffic Server

Apache Community + 1 · CVE-2026-58153 · Published 2026-07-29 · Updated 2026-07-29

Mitre

CVSS v3.1

8.3

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L

Apache Traffic Server forwards HTTP/2 origin trailers to HTTP/1 clients without proper chunked framing when converting HTTP/2 to HTTP/1.

This issue affects Apache Traffic Server: from 10.0.0 through 10.1.3.

Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fix the issue.

Fix

HTTP Request/Response Smuggling

Weakness Enumeration

CWE-444

Related Identifiers

CVE-2026-58153

Affected Products

Apache Traffic Server

References · 2

• https://lists.apache.org/thread/5prl9glcm9g2swnq9hqxvnokylm1gr6d · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-58153 · Security Note